Home / 207,096.35-309,132.59-177,703.07

Finding the Fourth Proportional to 207,096.35, 309,132.59 and 177,703.07

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Solution

The fourth proportional to 207,096.35, 309,132.59 and 177,703.07 is: 265,257.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,096.35 : 309,132.59 = 177,703.07 : x
  2. Step 2: Convert to fraction form
    207,096.35/309,132.59 = 177,703.07/x
  3. Step 3: Cross multiply
    207,096.35x = 309,132.59 × 177,703.07
  4. Step 4: Simplify right side
    207,096.35x = 54,933,807,845.87
  5. Step 5: Solve for x
    x = 54,933,807,845.87/207,096.35
  6. Step 6: Final answer
    x = 265,257.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.